“A tough type of woman, at the moment growing quite a successful moustache... Not particularly intelligent, and does not seem [to] take her work very seriously.”Despite this blistering account of her capabilities written by a training officer, Maureen O’Sullivan was one of the most successful Allied agents in the French Resistance, lasting seven months in the field compared to an average life expectancy of six weeks.

Source: Irish Examiner December 26, 2025 15:40 UTC